Black Hills Energy provides natural gas and electric service to more than 1.3 million customers in eight states, including communities across Colorado. The company is based in Rapid City, South Dakota, and its stated mission is "improving life with energy." It focuses on safe, reliable service and aims to be the energy partner of choice for the homes, businesses and communities it serves.

Customers can manage their accounts online, where they can pay bills, track energy use, start or stop service and report outages. Black Hills Energy also offers energy efficiency rebates, bill assistance programs for households that need extra help, appliance protection plans and safety resources. The company is active in the communities it serves, and as a member of the Elbert County Chamber of Commerce it supports local businesses and residents.